000 00537nam a2200097Ia 4500
008 170517s9999 xx 000 0 und d
245 _aKnown Universe: The Most Explosive
300 _aScientists believe that our universe started with a colossal explosion called the Big Bang. That powerful blast created all the matter in the universe and laid the groundwork for every explosion since. From exploding stars to asteroid impacts, Known...
650 _xScience.
856 _uhttp://topdocumentaryfilms.com/known-universe-the-most-explosive/
999 _c334296
_d334296